num1 = 10
num2 = 10.5
print(type(num1), num1)
print(type(num2), num2)
str1 = "hello world1"
str2 = 'hello world2'
str3 = """hello world3"""
print(type(str1), str1)
print(type(str2), str2)
print(type(str3), str3)
b1 = True
b2 = False
print(type(b1), b1)
print(type(b2), b2)
list1 = [1, 2, 3, 4, 5]
print(type(list1), list1)
tuple1 = (1, 2, 3, 4, 5)
print(type(tuple1), tuple1)
set1 = {1, 2, 3, 4, 5}
print(type(set1), set1)
dict1 = {"name": "zhangsan", "age": 18}
print(type(dict1), dict1)
print(isinstance(dict1, int))

str2="123"
num2=100
# print(int(str2)+num2)
# print(float(str2)+num2)
# print(str2+str(num2))
print(bool(1))
print(bool(0))
print(bool(2))
print(bool(-2))
print(bool(0.0))
print(bool("342"))
print(bool(""))
print(bool(" "))
print(bool([1,2]))
print(bool([]))
